MX146749A - Mejoras a dispositivo de valvula de control de freno para ferrocarriles y similares - Google Patents

Mejoras a dispositivo de valvula de control de freno para ferrocarriles y similares

Info

Publication number
MX146749A
MX146749A MX173277A MX17327778A MX146749A MX 146749 A MX146749 A MX 146749A MX 173277 A MX173277 A MX 173277A MX 17327778 A MX17327778 A MX 17327778A MX 146749 A MX146749 A MX 146749A
Authority
MX
Mexico
Prior art keywords
railways
control valve
valve device
brake control
brake
Prior art date
Application number
MX173277A
Other languages
English (en)
Spanish (es)
Inventor
James E Hart
Original Assignee
Westinghouse Air Brake Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Publication of MX146749A publication Critical patent/MX146749A/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/36—Other control devices or valves characterised by definite functions
    • B60T15/42—Other control devices or valves characterised by definite functions with a quick braking action, i.e. with accelerating valves actuated by brake-pipe pressure variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
MX173277A 1977-08-18 1978-04-28 Mejoras a dispositivo de valvula de control de freno para ferrocarriles y similares MX146749A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/825,748 US4106819A (en) 1977-08-18 1977-08-18 Emergency portion for a brake control valve

Publications (1)

Publication Number Publication Date
MX146749A true MX146749A (es) 1982-08-06

Family

ID=25244832

Family Applications (1)

Application Number Title Priority Date Filing Date
MX173277A MX146749A (es) 1977-08-18 1978-04-28 Mejoras a dispositivo de valvula de control de freno para ferrocarriles y similares

Country Status (10)

Country Link
US (1) US4106819A (pt)
JP (1) JPS5442715A (pt)
AR (1) AR216167A1 (pt)
AU (1) AU517835B2 (pt)
BR (1) BR7805267A (pt)
CA (1) CA1087653A (pt)
GB (1) GB1590869A (pt)
IN (1) IN150974B (pt)
MX (1) MX146749A (pt)
ZA (1) ZA782248B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339155A (en) * 1980-10-08 1982-07-13 American Standard Inc. Control valve arrangement for combined brake and air reservoir device
US4405182A (en) * 1981-09-08 1983-09-20 American Standard Inc. Control valve arrangement for combined brake cylinder and air reservoir device
US4830438A (en) * 1988-08-17 1989-05-16 American Standard Inc. Freight brake emergency valve
US5083843A (en) * 1990-08-20 1992-01-28 Knorr Brake Holding Corporation Automatic graduated/direct release valve
JP5501669B2 (ja) * 2009-06-18 2014-05-28 カヤバ工業株式会社 レベリングバルブ
WO2012040701A2 (en) * 2010-09-24 2012-03-29 Wabtec Holding Corp. Railroad control valve
FR2999134B1 (fr) 2012-12-10 2015-02-20 Faiveley Transp Amiens Distributeur pneumatique de freinage pour vehicule ferroviaire
FR2999133B1 (fr) * 2012-12-10 2015-02-20 Faiveley Transp Amiens Distributeur pneumatique de freinage pour vehicule ferroviaire
US11420607B2 (en) * 2018-12-21 2022-08-23 Westinghouse Air Brake Technologies Corporation Brake control valve assembly
IT201900000999A1 (it) * 2019-01-23 2020-07-23 Faiveley Transport Italia Spa Dispositivo di frenatura ferroviario e procedimento di realizzazione di un dispositivo di frenatura ferroviario

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2106491A (en) * 1936-11-05 1938-01-25 Westinghouse Air Brake Co Fluid pressure brake
US3018138A (en) * 1957-09-12 1962-01-23 Westinghouse Air Brake Co Fluid pressure brake apparatus having selectable graduated and direct release arrangement
US3160447A (en) * 1961-10-30 1964-12-08 Westinghouse Air Brake Co Railway brake control valve device with continual quick service feature
US3208801A (en) * 1962-07-13 1965-09-28 Westinghouse Air Brake Co Railway brake control system with optional direct or graduated release feature
US3232678A (en) * 1962-12-20 1966-02-01 Westinghouse Air Brake Co Fluid pressure brake control valve device
US3175871A (en) * 1963-10-11 1965-03-30 Westinghouse Air Brake Co Continual quick service valve device
US3240540A (en) * 1964-03-25 1966-03-15 Westinghouse Air Brake Co Continual quick service valve device for fluid pressure brake apparatus
US3716276A (en) * 1971-10-27 1973-02-13 Westinghouse Air Brake Co Quick service valve device

Also Published As

Publication number Publication date
JPS5442715A (en) 1979-04-04
CA1087653A (en) 1980-10-14
US4106819A (en) 1978-08-15
AR216167A1 (es) 1979-11-30
BR7805267A (pt) 1979-03-27
IN150974B (pt) 1983-02-05
JPS5725420B2 (pt) 1982-05-29
AU3888878A (en) 1980-02-21
ZA782248B (en) 1979-04-25
AU517835B2 (en) 1981-08-27
GB1590869A (en) 1981-06-10

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